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Finding the Fourth Proportional to 94.41, 141.59 and 64.17

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Solution

The fourth proportional to 94.41, 141.59 and 64.17 is: 96.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.41 : 141.59 = 64.17 : x
  2. Step 2: Convert to fraction form
    94.41/141.59 = 64.17/x
  3. Step 3: Cross multiply
    94.41x = 141.59 × 64.17
  4. Step 4: Simplify right side
    94.41x = 9,085.51
  5. Step 5: Solve for x
    x = 9,085.51/94.41
  6. Step 6: Final answer
    x = 96.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.